package Domd2;

public class KeyBorad implements USB{
    @Override
    public void opneDervice() {
        System.out.println("打开键盘");
    }

    @Override
    public void closeDervice() {
        System.out.println("关闭键盘");
    }
    public void input(){
        System.out.println("从键盘中输入内容");
    }
}
